CN204727533U - A kind of hoisting crane machinery brake-releasing gear - Google Patents
A kind of hoisting crane machinery brake-releasing gear Download PDFInfo
- Publication number
- CN204727533U CN204727533U CN201520426674.8U CN201520426674U CN204727533U CN 204727533 U CN204727533 U CN 204727533U CN 201520426674 U CN201520426674 U CN 201520426674U CN 204727533 U CN204727533 U CN 204727533U
- Authority
- CN
- China
- Prior art keywords
- guide
- handle
- contact block
- wire
- hoisting crane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000994 depressed Effects 0.000 description 3
- 230000000630 rising Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 1
Abstract
A kind of hoisting crane machinery brake-releasing gear, it comprises base, the left side of base is provided with bearing, bearing is connected with handle, handle is " L " character form structure, the right side of base is provided with spring and guide, the other end of spring is connected with handle, guide is cylinder type, the inside of guide is provided with panel seat, panel seat is connected with push rod, the upper surface of push rod is provided with collets, the upper side of collets is provided with contact block A, contact block A is connected with wire A, the lower surface at the top of guide is provided with contact block B, contact block B is connected with wire B, the middle part of guide is provided with dividing plate, dividing plate is provided with the through hole matched with push rod, the right side of the bottom of guide is provided with gap, wire A and wire B is connected with controller, controller is connected with drg and trolley walking motor, the utility model has fast, succinct, steady, the simple advantage of strong operability, structure.
Description
Technical field
The utility model relates to elevator machinery field, is specifically related to a kind of hoisting crane machinery brake-releasing gear.
Background technology
In recent years, along with developing rapidly of China's industry, make day by day to increase the demand of elevator machinery in industry, thus China's elevator machinery is also in fast development; In hoisting crane, block brake simple structure is reliable, good heat dissipation, and easy to adjust, lifting power hydraulic pressure block normally closed brake is comparatively common; In energising situation, overcome spring force by hydraulic brake head and open a sluice gate, band-type brake under the action of the spring in dead electricity situation; In the process that hoisting crane runs, the unexpected power-off of drg is made and band-type brake if there is emergency situations, if operating personal directly makes brake guaranties by electricity operation, be easy to because drg obtains electric current instantaneously and all open fast, this is easy to cause beyond thought serious safety misadventure, now needs to adopt the actv. machinery mode that declutches to declutch to drg.
Summary of the invention
The utility model provides a kind of quick, succinct, steady, strong operability, structure simple hoisting crane machinery brake-releasing gear for overcoming the deficiencies in the prior art.
The technical solution of the utility model is: a kind of hoisting crane machinery brake-releasing gear, it comprises base, the left side of described base is provided with bearing, described bearing is connected with handle, described handle is " L " character form structure, the right side of base is provided with spring and guide, the other end of described spring is connected with handle, described guide is cylinder type, the inside of guide is provided with panel seat, described panel seat is connected with push rod, the upper surface of described push rod is provided with collets, the upper side of described collets is provided with contact block A, described contact block A is connected with wire A, the lower surface at the top of guide is provided with contact block B, described contact block B is connected with wire B, the middle part of guide is provided with dividing plate, described dividing plate is provided with the through hole matched with push rod, the right side of the bottom of guide is provided with gap, described wire A and wire B is connected with controller, described controller is connected with drg and trolley walking motor.
Described spring is arranged in guide.
One end that described handle is connected with spring, through gap, is stretched in guide.
Described drg is arranged on the traveling wheel of trolley of hoisting crane.
When described contact block A contacts with contact block B, the wire A be connected with controller and wire B forms loop.
The upper surface of one end of described handle and the lower surface smooth contact of panel seat, and the edge that handle contacts with panel seat is round and smooth arcuate structure.
The beneficial effects of the utility model are: handle of the present utility model is "L" shaped structure, the middle part of handle is connected with the bearing being arranged on base, the upper surface of one end of handle and panel seat smooth contact, and one end of handle is connected with the spring being arranged on base, operating personal is when pressure handle, because the middle part of handle is connected with bearing, then handle rotates around bearing, one end of handle is depressed, the other end is elevated due to lever principle, cause and also increase with the panel seat of one end smooth contact of handle, the rising of panel seat drives push rod upward movement, push rod upward movement, drive the contact block A upward movement be connected with push rod, when contact block A touches the contact block B being arranged on guide top, then the wire A that is connected of contact block A and the wire B that is connected with contact block B is connected with controller and forms loop, namely this Time Controller receives electric signal, receive the controller after signal and send to drg instruction of declutching, drg then realizes declutching, in order to prevent operating personal dynamics when pulling handle excessive or operate too fast, one end of handle is connected by spring with base, after declutching, trolley walking motor is then energized, hoisting crane brings into operation, the anti-throw-out lever of dividing plate that guide inwall is arranged offsets in the process risen, and affects the effect that contact block A and contact block B touches, the utility model has fast, succinct, steady, the simple advantage of strong operability, structure.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of hoisting crane machinery of the utility model brake-releasing gear.
Fig. 2 is the A-A section-drawing of a kind of hoisting crane machinery of the utility model brake-releasing gear.
Fig. 3 is the control principle drawing of a kind of hoisting crane machinery of the utility model brake-releasing gear.
In figure: 1, base 2, bearing 3, handle 4, spring 5, guide 6, panel seat 7, push rod 8, collets 9, contact block A 10, wire A 11, contact block B 12, wire B 13, dividing plate 14, through hole 15, gap 16, controller 17, drg 18, trolley walking motor.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
Embodiment 1
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of hoisting crane machinery brake-releasing gear, it comprises base 1, the left side of described base 1 is provided with bearing 2, described bearing 2 is connected with handle 3, described handle 3 is " L " character form structure, the right side of base 1 is provided with spring 4 and guide 5, the other end of described spring 4 is connected with handle 3, described guide 5 is cylinder type, the inside of guide 5 is provided with panel seat 6, described panel seat 6 is connected with push rod 7, the upper surface of described push rod 7 is provided with collets 8, the upper side of described collets 8 is provided with contact block A9, described contact block A9 is connected with wire A10, the lower surface at the top of guide 5 is provided with contact block B11, described contact block B11 is connected with wire B12, the middle part of guide 5 is provided with dividing plate 13, described dividing plate 13 is provided with the through hole 14 matched with push rod, the right side of the bottom of guide 5 is provided with gap 15, described wire A10 and wire B12 is connected with controller 16, described controller 16 is connected with drg 17 and trolley walking motor 18.
Handle of the present utility model is "L" shaped structure, the middle part of handle is connected with the bearing being arranged on base, the upper surface of one end of handle and panel seat smooth contact, and one end of handle is connected with the spring being arranged on base, operating personal is when pressure handle, because the middle part of handle is connected with bearing, then handle rotates around bearing, one end of handle is depressed, the other end is elevated due to lever principle, cause and also increase with the panel seat of one end smooth contact of handle, the rising of panel seat drives push rod upward movement, push rod upward movement, drive the contact block A upward movement be connected with push rod, when contact block A touches the contact block B being arranged on guide top, then the wire A that is connected of contact block A and the wire B that is connected with contact block B is connected with controller and forms loop, namely this Time Controller receives electric signal, receive the controller after signal and send to drg instruction of declutching, drg then realizes declutching, in order to prevent operating personal dynamics when pulling handle excessive or operate too fast, one end of handle is connected by spring with base, after declutching, trolley walking motor is then energized, hoisting crane brings into operation, the anti-throw-out lever of dividing plate that guide inwall is arranged offsets in the process risen, and affects the effect that contact block A and contact block B touches, the utility model has fast, succinct, steady, the simple advantage of strong operability, structure.
Embodiment 2
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of hoisting crane machinery brake-releasing gear, it comprises base 1, the left side of described base 1 is provided with bearing 2, described bearing 2 is connected with handle 3, described handle 3 is " L " character form structure, the right side of base 1 is provided with spring 4 and guide 5, the other end of described spring 4 is connected with handle 3, described guide 5 is cylinder type, the inside of guide 5 is provided with panel seat 6, described panel seat 6 is connected with push rod 7, the upper surface of described push rod 7 is provided with collets 8, the upper side of described collets 8 is provided with contact block A9, described contact block A9 is connected with wire A10, the lower surface at the top of guide 5 is provided with contact block B11, described contact block B11 is connected with wire B12, the middle part of guide 5 is provided with dividing plate 13, described dividing plate 13 is provided with the through hole 14 matched with push rod, the right side of the bottom of guide 5 is provided with gap 15, described wire A10 and wire B12 is connected with controller 16, described controller 16 is connected with drg 17 and trolley walking motor 18.
Described spring 4 is arranged in guide 5.
One end that described handle 3 is connected with spring 4, through gap 15, is stretched in guide 5.
Described drg 17 is arranged on the traveling wheel of trolley of hoisting crane.
When described contact block A9 contacts with contact block B11, the wire A10 be connected with controller 16 and wire B12 forms loop.
The upper surface of one end of described handle 3 and the lower surface smooth contact of panel seat 6, and handle 3 and panel seat connect 6 edges touched is round and smooth arcuate structure.
Handle of the present utility model is "L" shaped structure, the middle part of handle is connected with the bearing being arranged on base, the upper surface of one end of handle and panel seat smooth contact, and one end of handle is connected with the spring being arranged on base, operating personal is when pressure handle, because the middle part of handle is connected with bearing, then handle rotates around bearing, one end of handle is depressed, the other end is elevated due to lever principle, cause and also increase with the panel seat of one end smooth contact of handle, the rising of panel seat drives push rod upward movement, push rod upward movement, drive the contact block A upward movement be connected with push rod, when contact block A touches the contact block B being arranged on guide top, then the wire A that is connected of contact block A and the wire B that is connected with contact block B is connected with controller and forms loop, namely this Time Controller receives electric signal, receive the controller after signal and send to drg instruction of declutching, drg then realizes declutching, in order to prevent operating personal dynamics when pulling handle excessive or operate too fast, one end of handle is connected by spring with base, after declutching, trolley walking motor is then energized, hoisting crane brings into operation, the anti-throw-out lever of dividing plate that guide inwall is arranged offsets in the process risen, and affects the effect that contact block A and contact block B touches, the utility model has fast, succinct, steady, the simple advantage of strong operability, structure.
Claims (6)
1. a hoisting crane machinery brake-releasing gear, it comprises base, it is characterized in that: the left side of described base is provided with bearing, described bearing is connected with handle, described handle is " L " character form structure, the right side of base is provided with spring and guide, the other end of described spring is connected with handle, described guide is cylinder type, the inside of guide is provided with panel seat, described panel seat is connected with push rod, the upper surface of described push rod is provided with collets, the upper side of described collets is provided with contact block A, described contact block A is connected with wire A, the lower surface at the top of guide is provided with contact block B, described contact block B is connected with wire B, the middle part of guide is provided with dividing plate, described dividing plate is provided with the through hole matched with push rod, the right side of the bottom of guide is provided with gap, described wire A and wire B is connected with controller, described controller is connected with drg and trolley walking motor.
2. a kind of hoisting crane machinery brake-releasing gear according to claim 1, is characterized in that: described spring is arranged in guide.
3. a kind of hoisting crane machinery brake-releasing gear according to claim 1, is characterized in that: one end that described handle is connected with spring, through gap, is stretched in guide.
4. a kind of hoisting crane machinery brake-releasing gear according to claim 1, is characterized in that: described drg is arranged on the traveling wheel of trolley of hoisting crane.
5. a kind of hoisting crane machinery brake-releasing gear according to claim 1, it is characterized in that: when described contact block A contacts with contact block B, the wire A be connected with controller and wire B forms loop.
6. a kind of hoisting crane machinery brake-releasing gear according to claim 1, it is characterized in that: the upper surface of one end of described handle and the lower surface smooth contact of panel seat, and the edge that handle contacts with panel seat is round and smooth arcuate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520426674.8U CN204727533U (en) | 2015-06-19 | 2015-06-19 | A kind of hoisting crane machinery brake-releasing gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520426674.8U CN204727533U (en) | 2015-06-19 | 2015-06-19 | A kind of hoisting crane machinery brake-releasing gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204727533U true CN204727533U (en) | 2015-10-28 |
Family
ID=54385900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520426674.8U Expired - Fee Related CN204727533U (en) | 2015-06-19 | 2015-06-19 | A kind of hoisting crane machinery brake-releasing gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204727533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109626219A (en) * | 2019-01-02 | 2019-04-16 | 江南造船(集团)有限责任公司 | A kind of operating mechanism for engine room crane motor emergency release |
-
2015
- 2015-06-19 CN CN201520426674.8U patent/CN204727533U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109626219A (en) * | 2019-01-02 | 2019-04-16 | 江南造船(集团)有限责任公司 | A kind of operating mechanism for engine room crane motor emergency release |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204057578U (en) | A kind of screw mandrel elevator | |
| CN203199939U (en) | Secondary lifting trolley for four-post lifting machine for parking | |
| CN204727533U (en) | A kind of hoisting crane machinery brake-releasing gear | |
| CN104909243A (en) | Automatic adjusting device for load weight of traction type elevator | |
| CN204324667U (en) | A kind of mine cage chair and safety door linkage | |
| CN204057565U (en) | A kind of elevator machine holdout device | |
| CN204727468U (en) | A kind of translational device for crane slings | |
| CN203516460U (en) | Guide rail pair | |
| CN202157133U (en) | Electroplating traveling crane | |
| CN205117197U (en) | Elevating system of rolling slats door is put to dibit | |
| CN204057839U (en) | A kind of crane in bridge type hydraulic brake system | |
| CN106953475A (en) | A kind of shaft core automatic press-fit equipment | |
| CN204610640U (en) | The thick-and-thin external wedge block type electromagnetic brake in band-type brake gap can be controlled | |
| CN203212155U (en) | Safety tongs | |
| CN202138967U (en) | Double-insurance travelling crane for production of domestic paper | |
| CN204040418U (en) | A kind of overload protection arrangement | |
| CN102849647B (en) | For the electro-magnetic braking device of small rail car | |
| CN204384775U (en) | Hydraulic pressure oblique-arm type elevator chamber | |
| CN204873325U (en) | Speed limiter | |
| CN205222549U (en) | Upper and lower hoist mechanism | |
| CN203474346U (en) | Stroke lift limiting device of steel-wire rope type electric block | |
| CN203626754U (en) | Reversing control system of hoist type pumping unit | |
| CN204490277U (en) | A kind of car frame being exclusively used in oblique elevator | |
| CN203429411U (en) | Motor lifting mechanism of embroidery machine head | |
| CN204125038U (en) | A kind of oblique pull safety of gantry crane formula walking system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20160619 |